Tire-rim tool



Dec. 8, 1925. 1.564.702

T. F. MAY ET AL TIRE RIM TOOL Filed April 21, 1925 gnoanl om v PatentedDec. 8, 1925. i

UNITED PATENT ()FFICE.

THOMAS E. MAY AND DE WITT C. EERRY, OF RUTH, NEVADA, ASSIGNOBS OF ONE-THIRD TO BARTON E. VJALKER, F RUTH, NEVADA.

TIRE-RIM TOOL.

Application filed'April 21, 1925. Serial No. 24,788.

To all whom it may concern: orally by the numerals 7, 8 and 9. Arms 7 50Be it known that we, THOMAS F. MAY and and 8 are identical inconstruction, each con-- DE Wrrr C. PERRY citizens of the United sistingof a shank 10 terminating at one end States, residing at ltuth, in thecounty of in a ring 11 for receiving the respective cam White Pine andState of Nevada, have in- 5 and atits other end in a rim engaging ventedcertain new and useful Improvement-s hook 12. The arm 9 comprises a pairof in a Tire-Rim Tool, of which the following shank sections 13 and 14which may be enis a specification. gaged together by pins 15 extendingfrom The present invention relates to a tire rim section 13 throughopening 16 in section 14: 10 tool andhas for its principal object toproand also by a bolt and nut 17 Thus it will vide a device which iseasily manipulated be seen that the length of the arm 9 may be forcontracting or expanding a demountable adjusted by the pin and openings,that is by tire rim such as is used upon automobile changing theirrelative positions. This arm wheels and the like. 9 is provided at itsinner end with a ring 11, 15 Another important object of the inventionand at its outer end with a hook extension is to provide a structure ofthis nature which 12. The three cams 5 are mounted on the includes aplurality of cams for moving hank 2 so as to extend in differentdirecarms which are adapted to engage a tire tions. When the tool isengaged on arim, as rim so that said tire rim may be expanded is shownin Figure 1 it will be seen that by 2 or contracted. swinging the crank4 in the direction of the A still further object of the invention isarrows, the rim may be compressed as is to provide a tool of this naturewhich is desirable in taking ofl the tire shoe. By possessedof anexceedingly simple structure, engaging the hook ends on the innerperiphwhich is inexpensive to manufacture, one cry of the rim androtating the crank 4; it 2 which is strong, durable, efiicient, reliablewill b se n that the rim may be expanded.

in operation, not likely to readily get out From the foregoingdescription it is of Order and otherwise Well adapted to the thought tobe obvious that this tool is parpurpose for which it is designed.ticularly well adapted for use by reason of In the drawing zitsconvenience and the facility with which 30 Figure 1 is an elevation of atire rim it may be operated in conjunction with the showing our toolattached thereto, rim. It will also be obvious that our inven- Figure 2is a sectional view taken theretion is susceptible of some change andmodithrough, fication without departing from the prin- Figure 3 is aperspective view of one of ciple and spirit thereof, and for this reason35 the arms, and we do not wish to be understood as limiting Figure a isa plan view of one of the cam ourselves to the precise arrangement anddiscs. formation of the several parts herein shown Referring to thedrawing in detail it will in carrying out our invention in practice exbeseen that 1 designates a bolt which is procept as hereinafter claimed.4.0 vided with a hexagonal shank 2, and a Having thus described theinvention, what threaded terminal 3, a crank or handle 4 we claim as newis is disposed on the hexagonal shank of the 1. A rim tool of the classdescribed inbolt 1 adjacent its head. A plurality of eluding anon-circular bolt, discs mounted cams 5 are disposed on the hexagonalshank on said bolt to be disposed off center thereof, 2 of the bolt 1,in the present instance beand to project in different direct-ions,acrank ing three in number. Each cam 5 is in the for turnin th bolt, d al lit f r form of a disc as is shown in Figure 4, being having rings attheir inner ends for receivprovided with an off center hexagonal openingthe discs. ing 6. The three arms are indicated gen- 2. A rim tool of theclass described comprising a bolt-non-cil'cular in cross section, may beoperated for contracting or expan la plurality of cams mounted on thebolt and ing the rim with which the arms are engaged. extending in clifierent directions, a plurality In testimony whereof We affix our signa- 0of arms having rings at their ends for retures.

ceiving the cams and hooks at their outer ends for engaging a tire rim,and a crank THOMAS E. MAY.

for turning the bolt in order that' the cams DE WITT C. PERRY.

